\begin{table}
\centering
\begin{tabular}[t]{l|r|r|r|r|r}
\hline
  & Log(units) & Level & Std & Median & Moving average\\
\hline
Log(units) & 1.000 & 0.566 & 0.522 & 0.571 & 0.583\\
\hline
Level & 0.566 & 1.000 & 0.610 & 0.904 & 0.882\\
\hline
Std & 0.522 & 0.610 & 1.000 & 0.586 & 0.671\\
\hline
Median & 0.571 & 0.904 & 0.586 & 1.000 & 0.886\\
\hline
Moving average & 0.583 & 0.882 & 0.671 & 0.886 & 1.000\\
\hline
\end{tabular}
\end{table}
